<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>第二个页面</title>
    <style>
        .aa{
            width: 100px;
            height: 100px;
            background-color: antiquewhite;
        }
        img{
            width: 100%;

        }

    </style>

</head>
<body>
<h1>  这是第三个页面</h1>
<hr>

<a href="index.html">返回</a>

<div class="aa">
    <img src="/images/aaa.png">

</div>



</body>
</html>